/*
- Copyright (C) 2013-2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
*/
-#include <iomanip>
-#include <libcxml/cxml.h>
-#include <dcp/colour_matrix.h>
-#include <dcp/raw_convert.h>
#include "video_content.h"
#include "video_examiner.h"
#include "compose.hpp"
#include "frame_rate_change.h"
#include "log.h"
#include "safe_stringstream.h"
+#include "raw_convert.h"
+#include <libcxml/cxml.h>
+#include <dcp/colour_matrix.h>
+#include <iomanip>
#include "i18n.h"
using boost::shared_ptr;
using boost::optional;
using boost::dynamic_pointer_cast;
-using dcp::raw_convert;
VideoContent::VideoContent (shared_ptr<const Film> f)
: Content (f)
, _video_frame_type (VIDEO_FRAME_TYPE_2D)
, _scale (VideoContentScale (Ratio::from_id ("178")))
{
- set_default_colour_conversion (false);
+ set_default_colour_conversion ();
}
-VideoContent::VideoContent (shared_ptr<const Film> f, DCPTime s, ContentTime len)
+VideoContent::VideoContent (shared_ptr<const Film> f, DCPTime s, Frame len)
: Content (f, s)
, _video_length (len)
, _video_frame_rate (0)
, _video_frame_type (VIDEO_FRAME_TYPE_2D)
, _scale (VideoContentScale (Ratio::from_id ("178")))
{
- set_default_colour_conversion (false);
+ set_default_colour_conversion ();
}
VideoContent::VideoContent (shared_ptr<const Film> f, boost::filesystem::path p)
, _video_frame_type (VIDEO_FRAME_TYPE_2D)
, _scale (VideoContentScale (Ratio::from_id ("178")))
{
- set_default_colour_conversion (false);
+ set_default_colour_conversion ();
}
VideoContent::VideoContent (shared_ptr<const Film> f, cxml::ConstNodePtr node, int version)
_video_size.width = node->number_child<int> ("VideoWidth");
_video_size.height = node->number_child<int> ("VideoHeight");
_video_frame_rate = node->number_child<float> ("VideoFrameRate");
-
- if (version < 32) {
- /* DCP-o-matic 1.0 branch */
- _video_length = ContentTime::from_frames (node->number_child<int64_t> ("VideoLength"), _video_frame_rate);
- } else {
- _video_length = ContentTime (node->number_child<ContentTime::Type> ("VideoLength"));
- }
-
+ _video_length = node->number_child<Frame> ("VideoLength");
_video_frame_type = static_cast<VideoFrameType> (node->number_child<int> ("VideoFrameType"));
_sample_aspect_ratio = node->optional_number_child<float> ("SampleAspectRatio");
_crop.left = node->number_child<int> ("LeftCrop");
if (node->optional_node_child ("ColourConversion")) {
- _colour_conversion = ColourConversion (node->node_child ("ColourConversion"));
+ _colour_conversion = ColourConversion (node->node_child ("ColourConversion"), version);
}
if (version >= 32) {
- _fade_in = ContentTime (node->number_child<int64_t> ("FadeIn"));
- _fade_out = ContentTime (node->number_child<int64_t> ("FadeOut"));
+ _fade_in = node->number_child<Frame> ("FadeIn");
+ _fade_out = node->number_child<Frame> ("FadeOut");
}
}
, _video_length (0)
{
shared_ptr<VideoContent> ref = dynamic_pointer_cast<VideoContent> (c[0]);
- assert (ref);
+ DCPOMATIC_ASSERT (ref);
for (size_t i = 0; i < c.size(); ++i) {
shared_ptr<VideoContent> vc = dynamic_pointer_cast<VideoContent> (c[i]);
VideoContent::as_xml (xmlpp::Node* node) const
{
boost::mutex::scoped_lock lm (_mutex);
- node->add_child("VideoLength")->add_child_text (raw_convert<string> (_video_length.get ()));
+ node->add_child("VideoLength")->add_child_text (raw_convert<string> (_video_length));
node->add_child("VideoWidth")->add_child_text (raw_convert<string> (_video_size.width));
node->add_child("VideoHeight")->add_child_text (raw_convert<string> (_video_size.height));
node->add_child("VideoFrameRate")->add_child_text (raw_convert<string> (_video_frame_rate));
if (_colour_conversion) {
_colour_conversion.get().as_xml (node->add_child("ColourConversion"));
}
- node->add_child("FadeIn")->add_child_text (raw_convert<string> (_fade_in.get ()));
- node->add_child("FadeOut")->add_child_text (raw_convert<string> (_fade_out.get ()));
+ node->add_child("FadeIn")->add_child_text (raw_convert<string> (_fade_in));
+ node->add_child("FadeOut")->add_child_text (raw_convert<string> (_fade_out));
}
void
-VideoContent::set_default_colour_conversion (bool signal)
+VideoContent::set_default_colour_conversion ()
{
- {
- boost::mutex::scoped_lock lm (_mutex);
- _colour_conversion = PresetColourConversion (_("sRGB"), 2.4, true, dcp::colour_matrix::srgb_to_xyz, 2.6).conversion;
- }
-
- if (signal) {
- signal_changed (VideoContentProperty::COLOUR_CONVERSION);
- }
+ /* If there's no better offer we'll use Rec. 709 */
+ boost::mutex::scoped_lock lm (_mutex);
+ _colour_conversion = PresetColourConversion::from_id ("rec709").conversion;
}
void
/* These examiner calls could call other content methods which take a lock on the mutex */
dcp::Size const vs = d->video_size ();
optional<float> const vfr = d->video_frame_rate ();
- ContentTime vl = d->video_length ();
+ Frame vl = d->video_length ();
optional<float> const ar = d->sample_aspect_ratio ();
{
boost::mutex::scoped_lock lm (_mutex);
_video_size = vs;
- if (vfr) {
- _video_frame_rate = vfr.get ();
- }
+ /* Default video frame rate to 24fps if the examiner doesn't know */
+ _video_frame_rate = vfr.get_value_or (24);
_video_length = vl;
_sample_aspect_ratio = ar;
}
shared_ptr<const Film> film = _film.lock ();
- assert (film);
- LOG_GENERAL ("Video length obtained from header as %1 frames", _video_length.frames (_video_frame_rate));
+ DCPOMATIC_ASSERT (film);
+ LOG_GENERAL ("Video length obtained from header as %1 frames", _video_length);
+
+ set_default_colour_conversion ();
signal_changed (VideoContentProperty::VIDEO_SIZE);
signal_changed (VideoContentProperty::VIDEO_FRAME_RATE);
signal_changed (ContentProperty::LENGTH);
}
-
-string
-VideoContent::information () const
-{
- if (video_size().width == 0 || video_size().height == 0) {
- return "";
- }
-
- SafeStringStream s;
-
- s << String::compose (
- _("%1x%2 pixels (%3:1)"),
- video_size().width,
- video_size().height,
- setprecision (3), video_size().ratio ()
- );
-
- if (sample_aspect_ratio ()) {
- s << String::compose (_(" sample aspect ratio %1:1"), sample_aspect_ratio().get ());
- }
-
- return s.str ();
-}
-
void
VideoContent::set_left_crop (int c)
{
VideoContent::technical_summary () const
{
string s = String::compose (
- "video: length %1, size %2x%3, rate %4",
- video_length_after_3d_combine().seconds(),
+ N_("video: length %1 frames, size %2x%3, rate %4"),
+ video_length_after_3d_combine(),
video_size().width,
video_size().height,
video_frame_rate()
);
if (sample_aspect_ratio ()) {
- s += String::compose (_(", sample aspect ratio %1"), (sample_aspect_ratio().get ()));
+ s += String::compose (N_(", sample aspect ratio %1"), (sample_aspect_ratio().get ()));
}
return s;
return dcp::Size (s.width, s.height / 2);
}
- assert (false);
+ DCPOMATIC_ASSERT (false);
}
void
-VideoContent::unset_colour_conversion ()
+VideoContent::unset_colour_conversion (bool signal)
{
{
boost::mutex::scoped_lock lm (_mutex);
_colour_conversion = boost::optional<ColourConversion> ();
}
- signal_changed (VideoContentProperty::COLOUR_CONVERSION);
+ if (signal) {
+ signal_changed (VideoContentProperty::COLOUR_CONVERSION);
+ }
}
void
}
void
-VideoContent::set_fade_in (ContentTime t)
+VideoContent::set_fade_in (Frame t)
{
{
boost::mutex::scoped_lock lm (_mutex);
}
void
-VideoContent::set_fade_out (ContentTime t)
+VideoContent::set_fade_out (Frame t)
{
{
boost::mutex::scoped_lock lm (_mutex);
return crop().apply (video_size_after_3d_split ());
}
-/** @param t A time offset from the start of this piece of content.
- * @return Corresponding time with respect to the content.
- */
-ContentTime
-VideoContent::dcp_time_to_content_time (DCPTime t) const
-{
- shared_ptr<const Film> film = _film.lock ();
- assert (film);
- return ContentTime (t, FrameRateChange (video_frame_rate(), film->video_frame_rate()));
-}
-
void
VideoContent::scale_and_crop_to_fit_width ()
{
shared_ptr<const Film> film = _film.lock ();
- assert (film);
+ DCPOMATIC_ASSERT (film);
set_scale (VideoContentScale (film->container ()));
VideoContent::scale_and_crop_to_fit_height ()
{
shared_ptr<const Film> film = _film.lock ();
- assert (film);
+ DCPOMATIC_ASSERT (film);
set_scale (VideoContentScale (film->container ()));
}
optional<float>
-VideoContent::fade (VideoFrame f) const
+VideoContent::fade (Frame f) const
{
- assert (f >= 0);
+ DCPOMATIC_ASSERT (f >= 0);
- if (f < fade_in().frames (video_frame_rate ())) {
- return float (f) / _fade_in.frames (video_frame_rate ());
+ if (f < fade_in()) {
+ return float (f) / fade_in();
}
- VideoFrame fade_out_start = ContentTime (video_length() - fade_out()).frames (video_frame_rate ());
+ Frame fade_out_start = video_length() - fade_out();
if (f >= fade_out_start) {
- return 1 - float (f - fade_out_start) / fade_out().frames (video_frame_rate ());
+ return 1 - float (f - fade_out_start) / fade_out();
}
return optional<float> ();
video_size_after_3d_split().height
);
- d << " (" << fixed << setprecision(2) << video_size_after_3d_split().ratio() << ":1)\n";
+
+ float ratio = video_size_after_3d_split().ratio ();
+
+ if (sample_aspect_ratio ()) {
+ d << ", " << _("pixel aspect ratio") << " " << fixed << setprecision(2) << sample_aspect_ratio().get () << ":1";
+ ratio *= sample_aspect_ratio().get ();
+ }
+
+ d << "\n" << _("Display aspect ratio") << " " << fixed << setprecision(2) << ratio << ":1\n";
}
if ((crop().left || crop().right || crop().top || crop().bottom) && video_size() != dcp::Size (0, 0)) {
}
shared_ptr<const Film> film = _film.lock ();
- assert (film);
+ DCPOMATIC_ASSERT (film);
dcp::Size const container_size = film->frame_size ();
- dcp::Size const scaled = scale().size (dynamic_pointer_cast<const VideoContent> (shared_from_this ()), container_size, container_size, 1);
+ dcp::Size const scaled = scale().size (dynamic_pointer_cast<const VideoContent> (shared_from_this ()), container_size, container_size);
if (scaled != video_size_after_crop ()) {
d << String::compose (
if (scaled != container_size) {
d << String::compose (
- _("Padded with black to %1x%2"),
+ _("Padded with black to fit container %1 (%2x%3)"),
+ film->container()->nickname (),
container_size.width, container_size.height
);